package com.powernode.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.RedisSerializer;

import java.time.Duration;

/**
 * ClassName:RedisCacheConfig
 * Package:com.powernode.config
 * Description:
 * redis缓存配置类
 * @date:2025/1/25 14:54
 * @author:bailihua
 */
@Configuration
public class RedisCacheConfig {
    @Bean
    public RedisCacheConfiguration redisCacheConfiguration(){
        //创建redis缓存配置类
        RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig();
        //进行redis配置
        redisCacheConfiguration.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(RedisSerializer.json()))//设置redis的序列话方式为json
                .entryTtl(Duration.ofDays(7))//统一设置redis中值的默认过期时间（7天）
                .disableCachingNullValues();//redis的value值禁止使用空值

        return redisCacheConfiguration;
    }
}
